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update example of ConstitutionalChain.from_llm (#3630)

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Example code was missing an argument and import. Fixed.
This commit is contained in:
Piotr Mardziel 2023-04-27 11:17:31 -07:00 committed by GitHub
parent e6c8cce050
commit 8a54217e7b
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1 changed files with 6 additions and 1 deletions
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7
langchain/chains/constitutional_ai/base.py
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@ -18,14 +18,19 @@ class ConstitutionalChain(Chain):
from langchain.llms import OpenAI
from langchain.chains import LLMChain, ConstitutionalChain
from langchain.chains.constitutional_ai.models \
import ConstitutionalPrinciple
llm = OpenAI()
qa_prompt = PromptTemplate(
template="Q: {question} A:",
input_variables=["question"],
)
qa_chain = LLMChain(llm=OpenAI(), prompt=qa_prompt)
qa_chain = LLMChain(llm=llm, prompt=qa_prompt)
constitutional_chain = ConstitutionalChain.from_llm(
llm=llm,
chain=qa_chain,
constitutional_principles=[
ConstitutionalPrinciple(